System 7.1 through Mac OS 7.6: Compatibility With Macintosh Computers

This tables in this article list Macintosh computers and the versions of System 7.1 through Mac OS 7.6 that can be used with them. It also lists versions of any required enablers. To search the Technical Information Library for information on system software previous to 7.1 use the search string "system software and 7.0.1."

This article has been archived and is no longer updated by Apple.

Use the following chart to determine which version of system software you should be using on your Macintosh computer:

Key

!

- Not supported

OK

- Works with this version of system software

*

- Works with this version of system software, but requires a Macintosh System Enabler (see below)

System Enablers are required for the Macintosh models indicated below with System 7.1 or later. Macintosh computers which require System Enablers will not operate properly with System 7.0.1 or earlier.

This chart shows the appropriate System Enabler for the indicated Macintosh computer: